exuberance
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C1 noun /ɪɡˈzuːbərəns/

exuberance

活力
Meaning
the quality of being full of energy, excitement, and cheerfulness
Example
Her exuberance made the whole team feel motivated.
彼女の活力はチーム全体をやる気にさせた。
B2 noun /ɪnˈfɔːrsmənt/

enforcement

法執行
Meaning
the act of making sure that laws or rules are followed
Example
The police are responsible for law enforcement.
警察は法執行の責任があります。
C2 noun /ˈjuːər/

ewer

水差し
Meaning
a large jug with a wide mouth, especially used in the past for carrying water
Example
The servant filled the ewer with fresh water.
使用人は水差しに新鮮な水を注ぎました。
A2 noun /ɪksˈtʃeɪndʒ/

Exchange

交換
Meaning
an act of giving one thing and receiving another in return
Example
The exchange of gifts is a common tradition during the holidays.
贈り物の交換は休日に一般的な伝統です。
C1 verb /ɪkˈstræpəleɪtɪŋ/

extrapolating

外挿
Meaning
Extend the application of (a method or conclusion) to an unknown situation by assuming that existing trends will continue.
Example
Extrapolating from the current data, we can estimate the trends for next year.
現在のデータから外挿して、来年の傾向を予測できます。
C2 adjective /ˌɛkspəˈdɪʃəs/

expeditious

迅速
Meaning
Done with speed and efficiency.
Example
The expeditious delivery of the package was appreciated.
パッケージの迅速な配達が評価されました。
C2 adjective /ˌiːvənˈhændɪd/

evenhanded

公平な
Meaning
Fair and impartial; showing no bias or favoritism.
Example
The judge was praised for her evenhanded approach to the case.
その裁判官は、公平なアプローチでその事件を扱ったことで称賛されました。
C1 verb /ɪnˈɡroʊs/

engross

夢中
Meaning
to absorb all the attention or interest of someone
Example
She was so engrossed in the book that she forgot the time.
彼女は本に夢中になりすぎて時間を忘れてしまいました。
B2 adjective /ɪkˈstɜːr.nəl/

External

外部の
Meaning
coming from or relating to the outside; not belonging to or originating from within
Example
The company hired external consultants to review their business strategy.
その会社はビジネス戦略を見直すために外部のコンサルタントを雇いました。
C1 noun /ˈɛn.kleɪv/

enclave

飛び地
Meaning
a distinct area or group enclosed within a larger one
Example
The city has a small Italian enclave where traditions are preserved.
その都市には、伝統が守られている小さなイタリアン飛び地があります。
C2 adjective /ɪˈfɛktʃuəl/

effectual

効果的な
Meaning
producing a desired or intended effect, often used in formal contexts
Example
Her effectual efforts brought peace to the community.
彼女の効果的な努力はコミュニティに平和をもたらしました。
C1 adjective /ɪˈluːsɪv/

elusive

捕えにくい
Meaning
Difficult to find, catch, or achieve; hard to understand or define.
Example
The solution to the problem proved elusive.
その問題の解決策は捕えにくいことが証明された。
B2 verb /ɪnˈvɪʒən/

envision

想像する
Meaning
to imagine or picture something in the future; to visualize a possibility or goal
Example
She envisions a world where everyone has equal access to education.
彼女はすべての人が平等に教育を受けられる世界を想像しています。
C1 adjective /ˈen.vi.ə.bəl/

Enviable

うらやましい
Meaning
causing envy; desirable
Example
Her success was enviable among her peers.
彼女の成功は仲間の間でうらやましかった。
B2 verb /ɪˈmɪt/

emit

放出する
Meaning
to send out something such as light, heat, sound, or gas
Example
The factory emits smoke into the atmosphere.
工場は大気中に煙を排出します。
B1 noun /ˌiːkəˈnɒmɪks/ or /ˌɛkəˈnɒmɪks/

economics

経済学
Meaning
The study of production, consumption, and transfer of wealth.
Example
He is studying economics at university.
彼は大学で経済学を学んでいます。
B2 noun /ɪmˈbærəsmənt/

embarrassment

恥ずかしさ
Meaning
a feeling of self-consciousness, shame, or awkwardness
Example
Her face turned red with embarrassment after the mistake.
彼女は間違いを犯した後、恥ずかしさで顔が赤くなった。
B1 noun /ɪˈskeɪp/

Escape

脱出; 逃亡; 解放
Meaning
an act of breaking free from confinement or control; a way out
Example
The prisoner's escape from the jail shocked the authorities.
囚人の脱出は当局を驚かせた。
C2 adjective /ˈɛnərˌveɪtɪd/

enervated

疲れ切った
Meaning
Lacking energy, vitality, or strength; weakened or exhausted.
Example
After the long meeting, she felt completely enervated.
長い会議の後、彼女は完全に疲れ切ったと感じていた。
C2 adjective /ɪˈpɪstələri/

epistolary

書簡体
Meaning
Related to the writing of letters; expressed in or through letters.
Example
The novel is written in an epistolary style, consisting of letters between characters.
その小説は書簡体スタイルで書かれており、登場人物間の手紙で構成されています。
C1 noun ɪnˈdaʊmənt

endowment

寄付金, 寄贈
Meaning
An income or form of property given or bequeathed to someone.
Example
The university received a large endowment for research.
大学は研究のために大きな寄付金を受け取った。
B2 verb /ɪmˈbɒdi/

embody

具現化する
Meaning
To give tangible or visible form to an idea, quality, or feeling.
Example
She embodies the spirit of generosity.
彼女は寛大さの精神を体現しています。
A2 noun /ɪkˈsaɪt.mənt/

Excitement

興奮
Meaning
a feeling of great enthusiasm and eagerness
Example
The children could barely contain their excitement about the upcoming field trip.
子供たちは次の学校旅行についての興奮を抑えることができなかった。
C1 verb ɪˈluːd

elude

逃れる
Meaning
Evade or escape from, typically in a skillful or cunning way; avoid being caught.
Example
The thief managed to elude the police.
泥棒は警察から逃げることに成功した。
B1 adjective /ɪnˌθjuːziˈæstɪk/

enthusiastic

熱心な
Meaning
Having or showing intense and eager enjoyment, interest, or approval.
Example
The explorers were enthusiastic about the journey.
探検家たちはその旅に熱心でした。
C1 noun ˈɛksəʊˌplænɪt

exoplanet

太陽系外の星の周りを回る惑星
Meaning
A planet that orbits a star outside the solar system.
Example
Astronomers have discovered thousands of exoplanets in the last decade.
天文学者たちは、過去10年間で何千ものエクソプラネットを発見しました。
C1 adjective /ˌɛɡzɪˈstɛnʃəl/

existential

実存的
Meaning
Relating to human existence, often concerning meaning or purpose of life.
Example
She went through an existential crisis during her midlife.
彼女は中年に実存的な危機を経験した。
B2 verb /ɪnˈkwaɪər/

enquire

尋ねる
Meaning
to ask for information about something
Example
He enquired about the train schedule.
彼は列車の時刻表について尋ねました。
B2 verb /ɪnˈroʊl/

enrol

登録する
Meaning
To officially register or sign up for a course, program, or membership
Example
She decided to enrol in a language course to improve her skills.
彼女はスキルを向上させるために語学コースに登録することに決めた。
A2 verb ɜrn

earn

稼ぐ
Meaning
To obtain money, typically as payment for work or through investment; to acquire or deserve through one's efforts.
Example
Assets help you earn income even while sleeping.
資産は、寝ている間でも収入を得るのを助けてくれます。
C2 noun /ˈɛlɪdʒi/

elegy

エレジー
Meaning
A poem or song expressing sorrow, especially for someone who has died.
Example
The poet wrote an elegy for his late friend.
詩人は亡き友人のためにエレジーを書きました。
B2 adjective /ˈɛv.ə.ɡriːn/

evergreen

常緑
Meaning
Remaining green and functional throughout the year; not shedding leaves seasonally.
Example
Evergreen trees like pine and fir stay green year-round.
松やモミの木のような常緑樹は一年中緑を保ちます。
C2 verb /ɪnˈkæmp/

encamp

キャンプをする
Meaning
to set up or establish a camp
Example
The soldiers encamped near the river for the night.
兵士たちは夜のために川の近くでキャンプしました。
C2 noun /ɪnˈtriːti/

entreaty

請願
Meaning
An earnest or humble request or plea.
Example
She made an entreaty for peace during the heated argument.
彼女は激しい議論の中で平和を求める請願をしました。
B1 verb ɪkˈspændɪŋ

expanding

拡張する
Meaning
Becoming larger or more extensive; increasing in size, number, or importance.
Example
Expanding education opportunities helps reduce inequality.
教育の機会を拡大することは、不平等を減少させるのに役立ちます。
B2 noun /ˈɛntəti/

entity

実体
Meaning
something that exists as a single and complete unit; an organization or being
Example
The new company will operate as a separate legal entity.
新しい会社は別個の法的実体として運営されます。
C1 adjective /ˌɛpɪˈsɒdɪk/

episodic

エピソディック
Meaning
Happening occasionally or in separate parts; related to episodes.
Example
Her interest in art was episodic, coming and going over the years.
彼女の芸術への興味はエピソディックで、何年もの間、来たり行ったりしていました。
C1 noun /ˈiːɡoʊɪst/

egoist

エゴイスト
Meaning
A person who is excessively concerned with themselves; someone who believes in or practices egoism.
Example
She avoided him because he was a selfish egoist.
彼女は彼を避けていた、なぜなら彼は利己的なエゴイストだったから。
C2 verb /ɪˈnəʊbəl/

ennoble

高貴にする
Meaning
to give someone a noble rank or to elevate in dignity or honor
Example
His selfless actions ennobled his character in the eyes of others.
彼の自己犠牲的な行動は、他の人々の目に彼の人格を高めました。
C2 verb /ɪˈstreɪndʒ/

estrange

Meaning
to cause someone to no longer be close or affectionate; to alienate
Example
His constant criticism began to estrange him from his friends.
B2 adjective /ɪˈlɛktərəl/

electoral

選挙の
Meaning
related to elections or voting
Example
The electoral process in the country has been reformed in recent years.
その国の選挙プロセスは近年改革されました。
B2 noun ɪkˈspænʃən

expansion

拡張
Meaning
The action of becoming larger or more extensive; growth or development.
Example
Volunteering helps in the expansion of social networks.
ボランティア活動は、社会的ネットワークの拡張に役立ちます。
C1 adverb /ˈiːstwədz/

Eastwards

東へ
Meaning
towards the east; in an eastern direction
Example
The river flows eastwards into the ocean.
川は東へ流れて海へ向かう。
B2 noun /ˈɛseɪ/

essay

エッセイ
Meaning
A short piece of writing on a particular subject.
Example
She wrote an essay about climate change.
彼女は気候変動についてのエッセイを書きました。
C2 noun /ɪkˈstɛnsər/

extensor

伸展筋
Meaning
a muscle that serves to extend or straighten a limb or part of the body.
Example
The extensor muscles in the arm help straighten the elbow.
腕の伸展筋は肘をまっすぐにするのを助けます。
C1 verb /ɛmˈbɛzəl/

embezzle

Meaning
to steal or misuse money or property entrusted to one's care
Example
The accountant was arrested for embezzling company funds.
C1 noun /ɪkˈstrɛmɪti/

extremity

極限
Meaning
The farthest point or limit of something; a severe or extreme condition.
Example
He was pushed to the extremity of his patience.
彼は忍耐の極限まで追いやられた。
C1 noun /ˈɜːrθənˌwɛr/

earthenware

陶器
Meaning
pottery made of clay and hardened by heat
Example
The shop displayed beautiful earthenware pots and bowls.
店は美しい陶器の壺と鉢を展示していました。
A2 noun/verb /ˈɛɡzɪt/

exit

出口
Meaning
A way out of a place; the act of leaving.
Example
He quickly found the nearest exit during the fire drill.
彼は火災訓練中に最寄りの出口をすぐに見つけた。
C1 noun ˈiːkəʊˌsɪstəm ˈsɜːvɪsɪz

ecosystem services

生態系サービス
Meaning
The benefits people obtain from ecosystems.
Example
Forests provide valuable ecosystem services, such as purifying air and water.
森林は空気と水を浄化するなど、貴重な生態系サービスを提供します。
C2 verb /ɪnˈtwaɪn/

entwine

絡ませる
Meaning
to twist or wind together; to become closely connected or involved
Example
The vines entwine around the old fence.
つるが古いフェンスを巻きつけている。
C2 noun /ɪˈskʌtʃən/

escutcheon

家族の紋章が描かれた盾
Meaning
a shield or emblem bearing a coat of arms
Example
The family crest was displayed on the escutcheon above the fireplace.
家族の紋章は暖炉の上の盾に展示されていた。
C1 verb /ɪˈroʊd/

erode

浸食
Meaning
to gradually wear away or destroy by natural forces such as water, wind, or chemical action
Example
The coastline has begun to erode due to constant waves.
海岸線は継続的な波のために浸食し始めた。
A2 noun /ˈɪər.ɪŋ/

Ear-ring

イヤリング
Meaning
a piece of jewelry worn on the earlobe or ear
Example
Her diamond earrings caught everyone's attention.
彼女のダイヤモンドのイヤリングは、みんなの注目を集めました。
C2 adjective /ˈɛksplɪkəbəl/

explicable

説明可能な
Meaning
able to be explained or understood
Example
His sudden anger was explicable given the stressful situation.
彼の突然の怒りは、ストレスの多い状況を考慮すれば説明可能だった。
C2 verb /ɪˈmæskjʊleɪt/

emasculate

無力化する
Meaning
To make someone weaker or less effective; to deprive of strength or vigor.
Example
The constant criticism emasculated his confidence.
絶え間ない批判が彼の自信を削弱した。
C2 noun /ˈɪəri/

eyrie

ワシの巣
Meaning
the nest of a bird of prey, such as an eagle, typically built high on a cliff or tree
Example
The eagle’s eyrie was perched high on the mountain cliff.
ワシの巣は山の崖の頂上にありました。
C1 noun /ɪnˈdɪrmənt/

endearment

愛情の言葉
Meaning
A word or phrase expressing affection or love.
Example
She whispered a gentle endearment to her child.
彼女は子供に優しい愛情の言葉をささやきました。
B2 verb /ɪkˈspoʊz/

expose

暴露する
Meaning
to reveal or uncover; to make visible or known
Example
The investigation exposed the truth about the scandal.
調査はスキャンダルについての真実を暴露しました。
C2 adjective /ˈɛrənt/

errant

逸脱した
Meaning
behaving wrongly or straying from the proper course or standards
Example
The teacher disciplined the errant student.
教師は逸脱した生徒を罰しました。
C2 verb /ˈɛkskʌlpeɪt/

exculpate

免罪する
Meaning
to show or declare that someone is not guilty of wrongdoing
Example
The lawyer worked hard to exculpate his client.
弁護士はクライアントを無罪にするために懸命に働いた。
A2 noun /ˌen.təˈteɪn.mənt/

Entertainment

エンターテインメント
Meaning
the action of providing or being provided with amusement or enjoyment
Example
The concert provided excellent entertainment for the entire family.
コンサートは家族全員に素晴らしいエンターテインメントを提供しました。
B1 noun ɪˈməʊʃənz

emotions

感情
Meaning
Strong feelings deriving from one's circumstances, mood, or relationships with others.
Example
Emotions ran high during the protests.
抗議の間、感情は高まりました。
A2 noun ɪˈvɛnts

events

イベント
Meaning
A thing that happens, especially one of importance.
Example
Several events were held across the country.
国内でいくつかのイベントが開催されました。
B2 noun /ˌɛvəˈluːʃən/

evolution

進化
Meaning
the gradual development of something, especially from a simple to a more complex form
Example
The theory of evolution explains how species change over time.
進化論は、種が時間とともにどのように変化するかを説明しています。
C2 adjective /ˌɛkstrəˌdʒuːˈdɪʃəl/

extrajudicial

司法外
Meaning
done outside the authority of the legal system or judicial process
Example
The activists condemned the extrajudicial killings.
活動家たちは司法外での殺人を非難しました。
B1 noun /ɪkˈspres treɪn/

Express Train

エクスプレス列車
Meaning
a fast train that travels between major stations with few or no intermediate stops
Example
The express train reached the destination in half the usual time.
エクスプレス・トレインは通常の半分の時間で目的地に到着しました。
C2 noun /ɪkˌspɒstjʊˈleɪʃən/

expostulation

抗議
Meaning
the act of expressing protest or disagreement
Example
His expostulation against the unfair rules was ignored.
不公平なルールに対する彼の抗議は無視されました。
B2 noun /ˈen.ə.dʒi sɪˈkjʊə.rɪ.ti/

energy security

エネルギーの安全保障
Meaning
The reliable availability of energy sources at an affordable price for a nation or region.
Example
Energy security ensures consistent supply.
エネルギーセキュリティは一貫した供給を確保します。
C1 noun /ɪkˈspʌlʃən/

expulsion

退学
Meaning
The act of forcing someone to leave a place, especially a school or country.
Example
His constant misbehavior led to his expulsion from school.
彼の絶え間ない悪い行動は、学校からの退学につながった。
B1 noun ˌen.dʒɪˈnɪə.rɪŋ

engineering

工学
Meaning
The application of scientific and mathematical principles to design, build, and maintain structures, machines, or systems.
Example
Genetic engineering transforms agricultural practices.
遺伝子工学は農業の実践を変革します。
C1 noun /ˈɛf.ɪ.kə.si/

efficacy

効果
Meaning
The ability to produce a desired or intended result; effectiveness.
Example
The efficacy of the vaccine has been proven in trials.
ワクチンの効果は試験で証明されました。
C1 adjective /ɪˈleɪtɪd/

elated

非常に幸せ
Meaning
Extremely happy and excited.
Example
She was elated when she heard the good news.
良い知らせを聞いたとき、彼女は非常に幸せでした。
B2 noun /ˈɪə.rə/

Era

時代
Meaning
a long and distinct period of history with a particular feature or characteristic
Example
The Renaissance was an era of great artistic and cultural achievement.
ルネサンスは大きな芸術的および文化的業績の時代でした。
C2 noun /ˈel.ɪ.fənt ˈæp.əl/

Elephant Apple

エレファントアップル
Meaning
a tropical fruit with a hard shell and acidic flesh
Example
Elephant apple is used to make delicious jams and pickles.
エレファントアップルは、美味しいジャムやピクルスを作るために使用されます。
A2 adverb /ˈiːzɪli/

Easily

簡単に; 労力をかけずに
Meaning
without difficulty; in a simple or effortless manner
Example
She easily solved the math problem in minutes.
彼女は数分で数学の問題を簡単に解決しました。
B2 verb /ˈɛmɪˌɡreɪt/

emigrate

移住する
Meaning
To leave one's own country in order to settle permanently in another.
Example
Many people emigrated from Europe to America in the 19th century.
多くの人々は19世紀にヨーロッパからアメリカに移住しました。
A2 adverb /ɪɡˈzækt.li/

Exactly

正確に; 精確に; 完全に同意する
Meaning
precisely; accurately; in complete agreement
Example
Tell me exactly what happened during the meeting.
会議中に何が起こったか正確に教えてください。
B1 adjective /ˈiː.ɡər/

Eager

熱心な; 期待に満ちた; わくわくしている
Meaning
showing keen interest; enthusiastic; having or showing desire and excitement
Example
She was eager to start her new job.
彼女は新しい仕事を始めるのを楽しみにしていました。
C1 adjective ɛnˈdɛm.ɪk

endemic

固有
Meaning
Native and restricted to a certain place.
Example
The Bengal tiger is endemic to the Indian subcontinent.
ベンガルタイガーはインド亜大陸に固有です。
B2 noun /ˌek.spekˈteɪ.ʃən/

Expectation

期待; 予想;
Meaning
a strong belief that something will happen or be the case; anticipation
Example
The new teacher exceeded everyone's expectations with her innovative teaching methods.
新しい教師は、その革新的な教授法で皆の期待を超えました。
C1 noun /ɪˈnɔːrmɪti/

enormity

巨大さ
Meaning
The extreme scale, seriousness, or extent of something perceived as bad or morally wrong.
Example
The enormity of the crime shocked the entire community.
犯罪の巨大さはコミュニティ全体を驚かせました。
A1 noun /ɪɡˈzɑːm.pəl/

example

例
Meaning
a thing or person regarded as a model to be followed or avoided
Example
He is a good example of a hardworking student.
彼は勤勉な学生の良い例です。
B2 adjective /ɪkˈstræv.ə.ɡənt/

Extravagant

豪華な
Meaning
spending much more than is necessary; wasteful; lacking restraint in spending
Example
His extravagant lifestyle included expensive cars and luxury vacations.
彼の豪華なライフスタイルは高価な車や豪華な休暇を含んでいました。
C2 adjective /ˌɛsəˈtɛrɪk/

esoteric

秘教的
Meaning
intended for or understood by only a small number of people with special knowledge
Example
The professor gave an esoteric lecture on ancient philosophy.
教授は古代哲学に関する秘教的な講義を行いました。
C2 noun /ˈjuːfəni/

euphony

ユーフォニー
Meaning
The quality of being pleasing to the ear, especially through harmonious combination of words.
Example
The orator's speech was full of euphony and rhythm.
演説者のスピーチはユーフォニーとリズムで満ちていた。
C1 adjective /ɪˈlɪptɪkl/

elliptical

楕円形の
Meaning
Having the shape of an ellipse; also, a style of speech that is concise and sometimes obscure.
Example
The planet follows an elliptical orbit around the sun.
その惑星は太陽の周りをエリプティカルな軌道で回っています。
C2 verb /ɪkˈstɛmpəraɪz/

extemporize

即興する
Meaning
To speak or perform without preparation; improvise.
Example
The actor had to extemporize when he forgot his lines.
俳優はセリフを忘れたとき、即興で演技をしなければなりませんでした。
B2 verb /ɪnˈrɪtʃ/

enrich

豊かにする
Meaning
To improve or enhance the quality or value of something.
Example
Space exploration enriches human understanding.
宇宙探査は人類の理解を豊かにします。
B1 noun /ˈɛnvəloʊp/

envelope

封筒
Meaning
a flat paper container used to enclose a letter or document
Example
She sealed the letter in an envelope and posted it.
彼女は手紙を封筒に入れて、郵送しました。
A2 noun /ˈef.ət/

Effort

努力
Meaning
physical or mental activity needed to achieve something
Example
She put a lot of effort into preparing for the final examination.
彼女は期末試験の準備に多くの努力を注いだ。
C2 adjective /ɪˈfiːt/

effete

無力
Meaning
Lacking vitality, strength, or effectiveness; weak and overrefined.
Example
The empire became effete after centuries of indulgence.
帝国は何世代にもわたる享楽の後、無力になった。
C2 adjective /ˌen.zɪˈmæt.ɪk/

enzymatic

酵素に関連する
Meaning
Relating to or involving enzymes, which are proteins that catalyze biochemical reactions in living organisms.
Example
Enzymatic reactions regulate metabolism in the human body.
酵素反応は人間の体内で代謝を調節します。
B2 noun ɪˈmɪʃ.ənz

emissions

排出
Meaning
The production and discharge of something, especially gas, heat, light, or radiation.
Example
Carbon emissions are rising globally.
炭素排出は世界中で増加しています。
C1 noun /ɪˈlɛk.trəʊ.laɪts/

electrolytes

電解質
Meaning
Minerals in body fluids that carry an electric charge and are essential for many bodily functions.
Example
Electrolytes help maintain proper fluid balance in the body.
電解質は体内の液体のバランスを維持するのに役立ちます。
B2 adjective /ɪkˈsprɛsɪv/

expressive

表現力豊かな
Meaning
Effectively conveying thought or feeling.
Example
Her eyes were so expressive that no words were needed.
彼女の目はとても表現力豊かで、言葉は必要なかった。
B2 adjective ɪkˈsplɪsɪt

explicit

明確
Meaning
Stated clearly and in detail, leaving no room for confusion or doubt.
Example
The instructions were explicit, leaving no room for confusion.
指示は明確で、混乱の余地はありませんでした。
C1 noun /ˈɛksələnsɪ/

excellency

閣下
Meaning
a title of honor for people of high rank, especially ambassadors or governors
Example
His Excellency the Ambassador attended the ceremony.
大使閣下は式典に出席しました。
C1 adjective /ˌiːɡəˈtɪstɪkəl/

egotistical

自己中心的
Meaning
Excessively self-absorbed or conceited.
Example
Her egotistical behavior made it difficult for her to maintain friendships.
彼女の自己中心的な行動は、友達関係を維持するのを難しくしました。
B1 noun /ˈen.tri/

Entry

エントリー; 登録
Meaning
an act of going or coming in; an item written or printed in a record
Example
His entry into the competition was submitted just before the deadline.
競技へのエントリーは締め切り直前に提出されました。
B2 noun /ɪnˈdɔːrs.mənt/

endorsement

支持
Meaning
A public or official statement of support or approval.
Example
The celebrity's endorsement increased the product's sales.
セレブの後援により製品の販売が増加しました。
C1 noun /iːl/

Eel

ウナギ
Meaning
a long, snake-like fish that lives in both fresh and salt water
Example
The electric eel can generate powerful electric shocks.
デンキウナギは強力な電気ショックを発生させることができます。
C1 adjective /ɛnˌsaɪkləˈpiːdɪk/

encyclopedic

百科事典的
Meaning
Having comprehensive knowledge of many subjects; relating to or characteristic of an encyclopedia.
Example
Her encyclopedic knowledge of history amazed everyone at the conference.
彼女の歴史に関する百科事典的な知識は、会議でみんなを驚かせた。
B2 noun /ˈaɪ.lɪd/

Eyelid

まぶた
Meaning
either of the upper or lower folds of skin that cover the eye when closed
Example
Her eyelids felt heavy with sleep.
彼女のまぶたは眠気で重く感じた。
C1 verb /ɪmˈbrɔɪl/

embroil

巻き込む
Meaning
to involve someone deeply in a conflict, argument, or difficult situation
Example
The politician was embroiled in a major corruption scandal.
その政治家は大規模な汚職スキャンダルに巻き込まれました。
C2 verb /ɪnˈdjuː/

endue

授ける
Meaning
To provide or endow with a quality or ability.
Example
The leader was endued with wisdom and courage.
リーダーは知恵と勇気を授けられた。
C2 noun /ˈɪrˌʃɑːt/

earshot

耳の届く範囲
Meaning
the range or distance within which a sound can be heard
Example
The children whispered secrets out of earshot of their parents.
子供たちは親の耳の届く範囲外で秘密をささやいた。
C1 noun /ˈen.mə.ti/

Enmity

敵意
Meaning
a state or feeling of active opposition or hostility
Example
The enmity between the two families lasted for generations.
二つの家族間の敵意は世代を超えて続きました。
B2 noun /ɪɡˌzædʒ.əˈreɪ.ʃən/

Exaggeration

誇張
Meaning
a statement that represents something as better or worse than it really is
Example
His story about the fish he caught was clearly an exaggeration.
彼が捕まえた魚についての話は明らかに誇張だった。
C1 noun ˈɛf.lu.ənt

effluent

排水または汚染された液体
Meaning
Liquid waste or sewage discharged into a river or the sea.
Example
Factory effluent contaminates nearby rivers and lakes.
工場の排水は近くの川や湖を汚染します。
B2 noun /ˈɜːrnər/

earner

稼ぐ人
Meaning
A person who earns money through work or business
Example
She is the primary earner in her family.
彼女は家族の主要な稼ぐ人です。
C1 verb /ɪˈdʒektɪd/

ejected

eject
Meaning
to force someone or something to leave a place; to push or throw something out forcefully
Example
The pilot was ejected from the aircraft during the emergency.
パイロットは緊急時に飛行機から eject されました。
B1 noun /ˈiː.tɪŋ ˈhæb.ɪts/

eating habits

食習慣
Meaning
A person's usual pattern and preferences in food consumption.
Example
Developing good eating habits leads to better health.
良い食習慣を身につけることは、健康に良い影響を与える。
B2 verb ˈɛskəleɪt

escalate

エスカレート
Meaning
To increase rapidly; to become more intense or serious
Example
The aging population is escalating at an alarming rate.
高齢化する人口は警告的な速度でエスカレートしています。
C2 noun /ɪˌkliːziˈæstɪk/

ecclesiastic

教会の
Meaning
A member of the clergy or church official.
Example
The council was attended by several high-ranking ecclesiastics.
その会議には数人の高位の教会役員が出席しました。
A1 adjective/adverb /ɪˈnʌf/

enough

十分
Meaning
as much or as many as required
Example
We have enough food for everyone.
私たちは皆のために十分な食べ物があります。
B2 noun /ɪnˈdjʊə.rəns/

endurance

耐久力
Meaning
The fact or power of enduring an unpleasant or difficult process or situation without giving way.
Example
Running a marathon requires exceptional endurance.
マラソンを走るには卓越した耐久力が必要です。
B1 noun /ɪkˈsten.ʃən/

Extension

延長; 拡張
Meaning
the action of extending something; additional time or space
Example
The professor granted an extension for the assignment deadline.
教授は課題の締め切りに対して延長を許可しました。
C1 noun /ɪmˈbɛzlmənt/

embezzlement

横領
Meaning
The act of dishonestly taking money or property entrusted to one's care.
Example
The accountant was arrested for embezzlement of company funds.
会計士は会社の資金を横領したため逮捕されました。
B1 noun /ˈaɪ.braʊ/

Eyebrow

眉毛
Meaning
the strip of hair growing on the ridge above the eye socket
Example
She raised her eyebrow in surprise.
彼女は驚いて眉を上げた。
B2 verb /ɪnˈkaʊntər/

encounter

遭遇する / 出会う
Meaning
to unexpectedly meet someone or experience something, especially something difficult or new
Example
During the hike, we encountered a wild bear.
ハイキング中に、私たちは野生のクマに遭遇しました。